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Phone	Samsung Vibrant (Galaxy S)	Sanyo RL-4920	HTC Amaze 4G	Samsung DoubleTime	Kyocera Energi K490 / K493 / K494
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4" diag. 5 : 3	?	4.3" diag. 16 : 9	3.2" diag. 5 : 3	?
Display Resolution & Type	480 x 800 pixels (~233 ppi) AMOLED	128 x 112 pixels LCD (Color)	540 x 960 pixels (~256 ppi) LCD (TFT/TFD)	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)	104 x 80 pixels LCD (STN)
Display Refresh	60 Hz	?	60 Hz	60 Hz	?
Battery	1,500 mAh	1,700 mAh	1,730 mAh	1,200 mAh	?
Processor	1 GHz Samsung Hummingbird Cortex A8	?	1.5 GHz Qualcomm Snapdragon S3 dual-core	600 MHz Qualcomm	?
RAM	?	?	1 GB	?	?
Storage	16 GB	? raw hardware	16 GB	? raw hardware	? raw hardware
Main Camera	5 megapixel	-	8 megapixel	3 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	-	1080p HD	QVGA (320 x 240)	-
Front Camera	-	-	2 megapixel	-	-
Weight	4.16 oz (118g)	4.03 oz (114g)	6.1 oz (173g)	5.22 oz (148g)	3.52 oz (100g)
Dimensions	4.82" x 2.54" x 0.39" (122 x 65 x 9.9 mm)	4.22" x 1.85" x 0.85" (107 x 47 x 21.6 mm)	5.12" x 2.58" x 0.46" (130 x 66 x 11.7 mm)	4.45" x 2.44" x 0.59" (113 x 62 x 15 mm)	4.45" x 1.89" x 0.91" (113 x 48 x 23.1 mm)
Form Factor	Slab	Slab	Slab	Clamshell	Slab
Platform / OS	Android	(proprietary)	Android	Android	(proprietary)
Network Bands	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850 *
Data Technology	HSPA 7.2	1xRTT	HSPA+ 42	HSPA 7.2	1xRTT
Features
Flashlight	-	-	Yes	-	Yes
GPS / Location	n/a	Yes	n/a	n/a	Yes
Accessibility
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	-	Yes M3, T3 (mostly tele-coil compatible)	Yes M3, T3 (mostly tele-coil compatible)	-
Multiple Languages	n/a	Yes	n/a	n/a	Yes *
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Connectivity
Bluetooth	Yes	-	Yes	Yes	-
Mobile Hotspot	n/a	-	n/a	n/a	-
NFC	-	-	Yes	-	-
USB	Yes Micro-USB	Yes	Yes	Yes Micro-USB	Yes
Wi-Fi	Yes	-	Yes 4 (802.11 a,b,g,n)	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	n/a	Yes	n/a	n/a	-
Ringer ID	n/a	Yes	n/a	n/a	Yes
Voice Dialing	n/a	Yes	n/a	n/a	Yes
Customization
Changeable Body Plates	-	-	-	-	Yes
Custom Graphics	n/a	Yes	n/a	n/a	Yes
Custom Ringtones	n/a	Yes	n/a	n/a	Yes
Real-Music Ringers	n/a	-	n/a	n/a	-
Data & Network
Data Tethering	n/a	-	n/a	n/a	Yes
WAP / Web Browser	n/a	Yes	n/a	n/a	Yes
Input
Predictive Text Entry	n/a	Yes	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	-
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	Yes Capacitive	-	Yes Capacitive	Yes Capacitive	-
Memory
Memory Card Slot	Yes	-	Yes	Yes	-
Messaging
Email Client	n/a	-	n/a	n/a	-
EMS / Picture Messaging	n/a	-	n/a	n/a	Yes
Instant Messaging	n/a	-	n/a	n/a	-
MMS	n/a	-	n/a	n/a	-
Text Messaging Templates	n/a	-	n/a	n/a	-
Music
FM Radio	-	-	Yes	-	-
Headphone Jack (3.5mm)	Yes	-	Yes	Yes	-
Music Player	n/a	-	n/a	n/a	-
Photo & Video
DLNA	Yes	-	Yes	-	-
TV Output	-	-	Yes	-	-
Productivity
Alarm	n/a	Yes	n/a	n/a	Yes
Calculator	n/a	Yes	n/a	n/a	Yes
Calendar	n/a	Yes	n/a	n/a	Yes
To-Do List	n/a	Yes	n/a	n/a	-
Voice Memo	n/a	Yes	n/a	n/a	-
Software
BREW	n/a	-	n/a	n/a	Yes
Games	n/a	Yes	n/a	n/a	Yes
Java (J2ME)	n/a	Yes	n/a	n/a	-
Voice
Call Screening	-	Yes	-	-	-
Headset Jack (2.5 mm)	n/a	Yes	n/a	n/a	Yes
Push-To-Talk	-	Yes	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	-
	* Some versions only
	Samsung Vibrant (Galaxy S)	Sanyo RL-4920	HTC Amaze 4G	Samsung DoubleTime	Kyocera Energi K490 / K493 / K494
	X >	< X >	< X >	< X >	< X

NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Samsung Vibrant (Galaxy S)	Sanyo RL-4920	HTC Amaze 4G	Samsung DoubleTime	Kyocera Energi K490 / K493 / K494